You cannot create a follow-up document

What causes this issue?

You cannot create a follow-up document for settlement document &V1&
because of the current status of the document.
To create a follow-up document, the following conditions apply:
The document must not have a <LS>completed</> status.
The current run must not have a <LS>created</> status.
The current run must not have a <LS>started</> status.
There must be no run with an <LS>ok</> status.
Exception: The settlement document is active and you have the
appropriate authorizations.

System Response

INCLUDE ISU_VERARB OBJECT DOKU ID TX

How to fix this error?

If the current run has a <LS>created</> status and it is not the
original run, delete it.
If the current run has a <LS>created</> status and it is the original
run, reselect the settlement units by reentering the variants.
If the current run has a <LS>started</> status, stop the run.
If a run with an <LS>ok</> status exists, you cannot create a follow-up
document.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.